§ Tools

First-pass numbers,
sourced to the rule.

Free, no account, no gate before a number appears. Every constant traces to the statute or the DOB rule it comes from. Estimates, not filings — the filing needs a registered design professional.

Local Law 97 · v2 · ESPM · Mixed-use
Compliance check
Where a building — single-use or mixed — sits against its 2024–2029 and 2030–2034 limits on the ENERGY STAR property-type basis, the annual penalty at $268/tCO2e if over, and the cumulative exposure through 2034.
Local Law 33 · v1 · Modes 1 & 3
Building energy grade
ENERGY STAR score to letter grade, points to the next grade, and the May 1 / October 1 calendar.